I feel like he felt happy that he took the road because it had made all the difference. At the end there is a sense of melancholy but also excitement, the end is slightly unclear whether or not it is an simple impactful choice or how the author interprets the choice whose impact is unclear.
The correct answer is D. Paragraph development
Explanation:
In writing, paragraph development involves providing examples, facts, quotes, and other details to explain the main idea of the paragraph or topic sentence. This makes a paragraph to be complete and coherent.
This feature is not included in the paragraph presented because the main idea is stated "An atom is made up of three components", but this is not completely developed since only one of the components is mentioned, and there are not many details explaining the main idea.
Answer: It explains what allowed him to split himself in two and why he can no longer continue to do so.